trace.h

  1/* SPDX-License-Identifier: GPL-2.0 */
  2/*
  3 * trace.h - DesignWare USB3 DRD Controller Trace Support
  4 *
  5 * Copyright (C) 2014 Texas Instruments Incorporated - https://www.ti.com
  6 *
  7 * Author: Felipe Balbi <balbi@ti.com>
  8 */
  9
 10#undef TRACE_SYSTEM
 11#define TRACE_SYSTEM dwc3
 12
 13#if !defined(__DWC3_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
 14#define __DWC3_TRACE_H
 15
 16#include <linux/types.h>
 17#include <linux/tracepoint.h>
 18#include <asm/byteorder.h>
 19#include "core.h"
 20#include "debug.h"
 21
 22DECLARE_EVENT_CLASS(dwc3_log_set_prtcap,
 23	TP_PROTO(u32 mode),
 24	TP_ARGS(mode),
 25	TP_STRUCT__entry(
 26		__field(u32, mode)
 27	),
 28	TP_fast_assign(
 29		__entry->mode = mode;
 30	),
 31	TP_printk("mode %s", dwc3_mode_string(__entry->mode))
 32);
 33
 34DEFINE_EVENT(dwc3_log_set_prtcap, dwc3_set_prtcap,
 35	TP_PROTO(u32 mode),
 36	TP_ARGS(mode)
 37);
 38
 39DECLARE_EVENT_CLASS(dwc3_log_io,
 40	TP_PROTO(void *base, u32 offset, u32 value),
 41	TP_ARGS(base, offset, value),
 42	TP_STRUCT__entry(
 43		__field(void *, base)
 44		__field(u32, offset)
 45		__field(u32, value)
 46	),
 47	TP_fast_assign(
 48		__entry->base = base;
 49		__entry->offset = offset;
 50		__entry->value = value;
 51	),
 52	TP_printk("addr %p offset %04x value %08x",
 53		__entry->base + __entry->offset,
 54		__entry->offset,
 55		__entry->value)
 56);
 57
 58DEFINE_EVENT(dwc3_log_io, dwc3_readl,
 59	TP_PROTO(void __iomem *base, u32 offset, u32 value),
 60	TP_ARGS(base, offset, value)
 61);
 62
 63DEFINE_EVENT(dwc3_log_io, dwc3_writel,
 64	TP_PROTO(void __iomem *base, u32 offset, u32 value),
 65	TP_ARGS(base, offset, value)
 66);
 67
 68DECLARE_EVENT_CLASS(dwc3_log_event,
 69	TP_PROTO(u32 event, struct dwc3 *dwc),
 70	TP_ARGS(event, dwc),
 71	TP_STRUCT__entry(
 72		__field(u32, event)
 73		__field(u32, ep0state)
 74	),
 75	TP_fast_assign(
 76		__entry->event = event;
 77		__entry->ep0state = dwc->ep0state;
 78	),
 79	TP_printk("event (%08x): %s", __entry->event,
 80			dwc3_decode_event(__get_buf(DWC3_MSG_MAX), DWC3_MSG_MAX,
 81					__entry->event, __entry->ep0state))
 82);
 83
 84DEFINE_EVENT(dwc3_log_event, dwc3_event,
 85	TP_PROTO(u32 event, struct dwc3 *dwc),
 86	TP_ARGS(event, dwc)
 87);
 88
 89DECLARE_EVENT_CLASS(dwc3_log_ctrl,
 90	TP_PROTO(struct usb_ctrlrequest *ctrl),
 91	TP_ARGS(ctrl),
 92	TP_STRUCT__entry(
 93		__field(__u8, bRequestType)
 94		__field(__u8, bRequest)
 95		__field(__u16, wValue)
 96		__field(__u16, wIndex)
 97		__field(__u16, wLength)
 98	),
 99	TP_fast_assign(
100		__entry->bRequestType = ctrl->bRequestType;
101		__entry->bRequest = ctrl->bRequest;
102		__entry->wValue = le16_to_cpu(ctrl->wValue);
103		__entry->wIndex = le16_to_cpu(ctrl->wIndex);
104		__entry->wLength = le16_to_cpu(ctrl->wLength);
105	),
106	TP_printk("%s", usb_decode_ctrl(__get_buf(DWC3_MSG_MAX), DWC3_MSG_MAX,
107					__entry->bRequestType,
108					__entry->bRequest, __entry->wValue,
109					__entry->wIndex, __entry->wLength)
110	)
111);
112
113DEFINE_EVENT(dwc3_log_ctrl, dwc3_ctrl_req,
114	TP_PROTO(struct usb_ctrlrequest *ctrl),
115	TP_ARGS(ctrl)
116);
117
118DECLARE_EVENT_CLASS(dwc3_log_request,
119	TP_PROTO(struct dwc3_request *req),
120	TP_ARGS(req),
121	TP_STRUCT__entry(
122		__string(name, req->dep->name)
123		__field(struct dwc3_request *, req)
124		__field(unsigned int, actual)
125		__field(unsigned int, length)
126		__field(int, status)
127		__field(int, zero)
128		__field(int, short_not_ok)
129		__field(int, no_interrupt)
130	),
131	TP_fast_assign(
132		__assign_str(name);
133		__entry->req = req;
134		__entry->actual = req->request.actual;
135		__entry->length = req->request.length;
136		__entry->status = req->request.status;
137		__entry->zero = req->request.zero;
138		__entry->short_not_ok = req->request.short_not_ok;
139		__entry->no_interrupt = req->request.no_interrupt;
140	),
141	TP_printk("%s: req %p length %u/%u %s%s%s ==> %d",
142		__get_str(name), __entry->req, __entry->actual, __entry->length,
143		__entry->zero ? "Z" : "z",
144		__entry->short_not_ok ? "S" : "s",
145		__entry->no_interrupt ? "i" : "I",
146		__entry->status
147	)
148);
149
150DEFINE_EVENT(dwc3_log_request, dwc3_alloc_request,
151	TP_PROTO(struct dwc3_request *req),
152	TP_ARGS(req)
153);
154
155DEFINE_EVENT(dwc3_log_request, dwc3_free_request,
156	TP_PROTO(struct dwc3_request *req),
157	TP_ARGS(req)
158);
159
160DEFINE_EVENT(dwc3_log_request, dwc3_ep_queue,
161	TP_PROTO(struct dwc3_request *req),
162	TP_ARGS(req)
163);
164
165DEFINE_EVENT(dwc3_log_request, dwc3_ep_dequeue,
166	TP_PROTO(struct dwc3_request *req),
167	TP_ARGS(req)
168);
169
170DEFINE_EVENT(dwc3_log_request, dwc3_gadget_giveback,
171	TP_PROTO(struct dwc3_request *req),
172	TP_ARGS(req)
173);
174
175DECLARE_EVENT_CLASS(dwc3_log_generic_cmd,
176	TP_PROTO(unsigned int cmd, u32 param, int status),
177	TP_ARGS(cmd, param, status),
178	TP_STRUCT__entry(
179		__field(unsigned int, cmd)
180		__field(u32, param)
181		__field(int, status)
182	),
183	TP_fast_assign(
184		__entry->cmd = cmd;
185		__entry->param = param;
186		__entry->status = status;
187	),
188	TP_printk("cmd '%s' [%x] param %08x --> status: %s",
189		dwc3_gadget_generic_cmd_string(__entry->cmd),
190		__entry->cmd, __entry->param,
191		dwc3_gadget_generic_cmd_status_string(__entry->status)
192	)
193);
194
195DEFINE_EVENT(dwc3_log_generic_cmd, dwc3_gadget_generic_cmd,
196	TP_PROTO(unsigned int cmd, u32 param, int status),
197	TP_ARGS(cmd, param, status)
198);
199
200DECLARE_EVENT_CLASS(dwc3_log_gadget_ep_cmd,
201	TP_PROTO(struct dwc3_ep *dep, unsigned int cmd,
202		struct dwc3_gadget_ep_cmd_params *params, int cmd_status),
203	TP_ARGS(dep, cmd, params, cmd_status),
204	TP_STRUCT__entry(
205		__string(name, dep->name)
206		__field(unsigned int, cmd)
207		__field(u32, param0)
208		__field(u32, param1)
209		__field(u32, param2)
210		__field(int, cmd_status)
211	),
212	TP_fast_assign(
213		__assign_str(name);
214		__entry->cmd = cmd;
215		__entry->param0 = params->param0;
216		__entry->param1 = params->param1;
217		__entry->param2 = params->param2;
218		__entry->cmd_status = cmd_status;
219	),
220	TP_printk("%s: cmd '%s' [%x] params %08x %08x %08x --> status: %s",
221		__get_str(name), dwc3_gadget_ep_cmd_string(__entry->cmd),
222		__entry->cmd, __entry->param0,
223		__entry->param1, __entry->param2,
224		dwc3_ep_cmd_status_string(__entry->cmd_status)
225	)
226);
227
228DEFINE_EVENT(dwc3_log_gadget_ep_cmd, dwc3_gadget_ep_cmd,
229	TP_PROTO(struct dwc3_ep *dep, unsigned int cmd,
230		struct dwc3_gadget_ep_cmd_params *params, int cmd_status),
231	TP_ARGS(dep, cmd, params, cmd_status)
232);
233
234DECLARE_EVENT_CLASS(dwc3_log_trb,
235	TP_PROTO(struct dwc3_ep *dep, struct dwc3_trb *trb),
236	TP_ARGS(dep, trb),
237	TP_STRUCT__entry(
238		__string(name, dep->name)
239		__field(struct dwc3_trb *, trb)
240		__field(u32, bpl)
241		__field(u32, bph)
242		__field(u32, size)
243		__field(u32, ctrl)
244		__field(u32, type)
245		__field(u32, enqueue)
246		__field(u32, dequeue)
247	),
248	TP_fast_assign(
249		__assign_str(name);
250		__entry->trb = trb;
251		__entry->bpl = trb->bpl;
252		__entry->bph = trb->bph;
253		__entry->size = trb->size;
254		__entry->ctrl = trb->ctrl;
255		__entry->type = usb_endpoint_type(dep->endpoint.desc);
256		__entry->enqueue = dep->trb_enqueue;
257		__entry->dequeue = dep->trb_dequeue;
258	),
259	TP_printk("%s: trb %p (E%d:D%d) buf %08x%08x size %s%d ctrl %08x sofn %08x (%c%c%c%c:%c%c:%s)",
260		__get_str(name), __entry->trb, __entry->enqueue,
261		__entry->dequeue, __entry->bph, __entry->bpl,
262		({char *s;
263		int pcm = ((__entry->size >> 24) & 3) + 1;
264
265		switch (__entry->type) {
266		case USB_ENDPOINT_XFER_INT:
267		case USB_ENDPOINT_XFER_ISOC:
268			switch (pcm) {
269			case 1:
270				s = "1x ";
271				break;
272			case 2:
273				s = "2x ";
274				break;
275			case 3:
276			default:
277				s = "3x ";
278				break;
279			}
280			break;
281		default:
282			s = "";
283		} s; }),
284		DWC3_TRB_SIZE_LENGTH(__entry->size), __entry->ctrl,
285		DWC3_TRB_CTRL_GET_SID_SOFN(__entry->ctrl),
286		__entry->ctrl & DWC3_TRB_CTRL_HWO ? 'H' : 'h',
287		__entry->ctrl & DWC3_TRB_CTRL_LST ? 'L' : 'l',
288		__entry->ctrl & DWC3_TRB_CTRL_CHN ? 'C' : 'c',
289		__entry->ctrl & DWC3_TRB_CTRL_CSP ? 'S' : 's',
290		__entry->ctrl & DWC3_TRB_CTRL_ISP_IMI ? 'S' : 's',
291		__entry->ctrl & DWC3_TRB_CTRL_IOC ? 'C' : 'c',
292		  dwc3_trb_type_string(DWC3_TRBCTL_TYPE(__entry->ctrl))
293	)
294);
295
296DEFINE_EVENT(dwc3_log_trb, dwc3_prepare_trb,
297	TP_PROTO(struct dwc3_ep *dep, struct dwc3_trb *trb),
298	TP_ARGS(dep, trb)
299);
300
301DEFINE_EVENT(dwc3_log_trb, dwc3_complete_trb,
302	TP_PROTO(struct dwc3_ep *dep, struct dwc3_trb *trb),
303	TP_ARGS(dep, trb)
304);
305
306DECLARE_EVENT_CLASS(dwc3_log_ep,
307	TP_PROTO(struct dwc3_ep *dep),
308	TP_ARGS(dep),
309	TP_STRUCT__entry(
310		__string(name, dep->name)
311		__field(unsigned int, maxpacket)
312		__field(unsigned int, maxpacket_limit)
313		__field(unsigned int, max_streams)
314		__field(unsigned int, maxburst)
315		__field(unsigned int, flags)
316		__field(unsigned int, direction)
317		__field(u8, trb_enqueue)
318		__field(u8, trb_dequeue)
319	),
320	TP_fast_assign(
321		__assign_str(name);
322		__entry->maxpacket = dep->endpoint.maxpacket;
323		__entry->maxpacket_limit = dep->endpoint.maxpacket_limit;
324		__entry->max_streams = dep->endpoint.max_streams;
325		__entry->maxburst = dep->endpoint.maxburst;
326		__entry->flags = dep->flags;
327		__entry->direction = dep->direction;
328		__entry->trb_enqueue = dep->trb_enqueue;
329		__entry->trb_dequeue = dep->trb_dequeue;
330	),
331	TP_printk("%s: mps %d/%d streams %d burst %d ring %d/%d flags %c:%c%c%c%c:%c",
332		__get_str(name), __entry->maxpacket,
333		__entry->maxpacket_limit, __entry->max_streams,
334		__entry->maxburst, __entry->trb_enqueue,
335		__entry->trb_dequeue,
336		__entry->flags & DWC3_EP_ENABLED ? 'E' : 'e',
337		__entry->flags & DWC3_EP_STALL ? 'S' : 's',
338		__entry->flags & DWC3_EP_WEDGE ? 'W' : 'w',
339		__entry->flags & DWC3_EP_TRANSFER_STARTED ? 'B' : 'b',
340		__entry->flags & DWC3_EP_PENDING_REQUEST ? 'P' : 'p',
341		__entry->direction ? '<' : '>'
342	)
343);
344
345DEFINE_EVENT(dwc3_log_ep, dwc3_gadget_ep_enable,
346	TP_PROTO(struct dwc3_ep *dep),
347	TP_ARGS(dep)
348);
349
350DEFINE_EVENT(dwc3_log_ep, dwc3_gadget_ep_disable,
351	TP_PROTO(struct dwc3_ep *dep),
352	TP_ARGS(dep)
353);
354
355#endif /* __DWC3_TRACE_H */
356
357/* this part has to be here */
358
359#undef TRACE_INCLUDE_PATH
360#define TRACE_INCLUDE_PATH .
361
362#undef TRACE_INCLUDE_FILE
363#define TRACE_INCLUDE_FILE trace
364
365#include <trace/define_trace.h>